I built these two well known desk toys out of LEGO and start a LEGO Cuusoo project. If you like them, please support me here: http://lego.cuusoo.com/ideas/view/24767Video:http://www.flickr.com/photos/robiwan_kenobi/7919550530/in/photostream/http://www.youtube.com/watch?v=osqz8653ETY&feature=plcp